3D Graphics Quiz

What is the primary purpose of managing 3D graphics data?

• To improve color accuracy

• To store, organize, and display 3D models efficiently

• To create 2D textures

• To convert 3D models to 2D drawings

How many vertices does a cube have?

• 6

• 12

• 8

• 10

Each face of a cube is made up of how many triangles?

• 1

• 2

• 3

• 4

What do indices define in a 3D model?

• The color of vertices

• The order of shaders

• Which vertices connect to form triangles

• The lighting direction

What are VBOs used for?

• Rendering shaders

• Storing vertex data

• Saving textures

• Lighting models

Which matrix controls the object’s position, rotation, and scale?

• Projection Matrix

• View Matrix

• Light Matrix

• Model Matrix

What OpenGL technique allows rendering multiple copies of an object efficiently?

• Blending

• Instancing

• Occlusion Culling

• Backface Culling

What transformation moves objects to different locations?

• Scaling

• Rotation

• Translation

• Projection

What transformation changes the size of an object?

• Scaling

• Translation

• Bending

• Rotating

What file type is commonly used to load 3D models?

• .jpg

• .obj

• .pdf

• .wav